Parallel Context-of-Experts Decoding for Retrieval Augmented Generation (2026.findings-acl)
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| Challenge: | Retrieval Augmented Generation relies on concatenating documents into a long context prompt, causing prefill bottlenecks. |
| Approach: | They propose a training-free framework that shifts evidence aggregation from attention to decoding . they treat retrieved documents as isolated "experts", synchronizing their predictions via a retrieval-aware extension of context-awful decoding. |
| Outcome: | The proposed framework shifts evidence aggregation from attention to decoding . it treats retrieved documents as isolated experts, synchronizing their predictions . |
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